bob costas. two things that were very pertinent to him, guns and football. and particularly the relationship twoon the two. now 70% of nfl players now carry guns. and an ongoing debate. i have to say not a very loud one. i seem to be one of the few people who really wants to discuss this, about the proliferation of guns in america. you have been through decades of this kind of debate. where do you sit on this? let me start with you, senator mccain. guns in america, should anything be done or are you comfortable with where things are? >> actually, i'm comfortable. i think that, for example, the killing that has aroused mr. costas' anger was an act of hatred and brutality, and that person wanted to kill somebody, they didn't need a gun to do it. so look, i just believe that it's one of our rights and -- joe? >> i start with the belief that the second amendment actually does protect the right of individual americans to own guns, but in my opinion, it's no more unlimited than the right of free speech which has limits. so i've supported, for instance, bans on the